184 lines
8.4 KiB
Plaintext
184 lines
8.4 KiB
Plaintext
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# -*-mode: conf[Space]; tab-width: 8; coding: utf-8-unix -*-
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# firewall.bash.libvirt.9
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*mangle
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:PREROUTING ACCEPT [0:0]
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:INPUT ACCEPT [0:0]
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:FORWARD ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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:POSTROUTING ACCEPT [0:0]
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:LIBVIRT_PRT - [0:0]
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#D#-A INPUT -j LOG --log-prefix "iptables_mangle_END-i: " --log-uid
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-A POSTROUTING -j LIBVIRT_PRT
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COMMIT
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*nat
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:PREROUTING ACCEPT [0:0]
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:INPUT ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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:POSTROUTING ACCEPT [0:0]
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:LIBVIRT_PRT - [0:0]
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# was ! -o lo - -o wlan4
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# let resolve.conf redirect to lo - this rule cannot be removed
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#-A OUTPUT -o wlan4 -p tcp --dport 53 -j DNAT --to-destination 127.0.0.1:53
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#-A OUTPUT -o wlan4 -p udp --dport 53 -j DNAT --to-destination 127.0.0.1:53
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# .onion mapped addresses redirection to Tor.
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###-A OUTPUT -d 172.16.0.0/12 -p tcp -j DNAT --to-destination 127.0.0.1:9040
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## Log.
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#D-A INPUT -j LOG --log-prefix "iptables_nat_END-i: " --log-uid
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-A POSTROUTING -j LIBVIRT_PRT
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-A LIBVIRT_PRT -s 10.0.2.0/24 -d 224.0.0.0/24 -j RETURN
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-A LIBVIRT_PRT -s 10.0.2.0/24 -d 255.255.255.255/32 -j RETURN
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-A LIBVIRT_PRT -s 10.0.2.0/24 ! -d 10.0.2.0/24 -p tcp -j MASQUERADE --to-ports 1024-65535
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-A LIBVIRT_PRT -s 10.0.2.0/24 ! -d 10.0.2.0/24 -p udp -j MASQUERADE --to-ports 1024-65535
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-A LIBVIRT_PRT -s 10.0.2.0/24 ! -d 10.0.2.0/24 -j MASQUERADE
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COMMIT
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*filter
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:INPUT DROP [0:0]
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:FORWARD DROP [0:0]
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:OUTPUT DROP [0:0]
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:LIBVIRT_FWI - [0:0]
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:LIBVIRT_FWO - [0:0]
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:LIBVIRT_FWX - [0:0]
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:LIBVIRT_INP - [0:0]
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:LIBVIRT_OUT - [0:0]
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#D#-A INPUT -j LOG --log-prefix "iptables_filter_BEGIN-i: firewall.conf.new.9" --log-uid
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# blocks
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-A INPUT -i wlan6 -s 5.1.56.52 -p tcp -j DROP
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-A INPUT -i wlan6 -s 5.39.72.2 -p tcp -j DROP
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-A INPUT -i wlan4 -s 37.191.192.147 -p tcp -j DROP
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-A INPUT -i wlan4 -s 51.79.22.224 -p tcp -j DROP
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-A INPUT -m conntrack --ctstate INVALID -j DROP
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-A INPUT -m state --state INVALID -j DROP
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-A INPUT -p tcp --tcp-flags ALL ACK,RST,SYN,FIN -j DROP
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-A INPUT -p tcp --tcp-flags SYN,FIN SYN,FIN -j DROP
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-A INPUT -p tcp --tcp-flags SYN,RST SYN,RST -j DROP
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-A INPUT -f -j DROP
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-A INPUT -p tcp --tcp-flags ALL ALL -j DROP
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-A INPUT -p tcp --tcp-flags ALL NONE -j DROP
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-A INPUT -i lo -j ACCEPT
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-A INPUT -m state --state ESTABLISHED -j ACCEPT
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### this is required for outgoing pings
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-A INPUT -i wlan4 -p icmp -j LOG --log-prefix "iptables_icmp_ACCEPT-i: " --log-uid
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-A INPUT -i wlan4 -p icmp -j ACCEPT
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# these are NOT needed
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#!-A INPUT -i wlan4 -m owner --gid-owner 226 -p udp --sport 123 -j LOG --log-uid --log-prefix "iptables_123_ACCEPT-o: "
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#!-A INPUT -i wlan4 -m owner --gid-owner 226 -p udp --sport 123 -j ACCEPT
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#!-A INPUT -i wlan4 -m owner --uid-owner 0 -p udp --sport 123 -j LOG --log-uid --log-prefix "iptables_123_ACCEPT-o: "
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#!-A INPUT -i wlan4 -m owner --uid-owner 0 -p udp --sport 123 -j ACCEPT
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# these are NOT needed
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#!-A INPUT -i wlan4 -p tcp -m owner --gid-owner 1 -j ACCEPT
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# these are NOT needed
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#!-A INPUT -i wlan4 -p tcp -m owner --gid-owner 216 -j ACCEPT
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#?# let dhcp through?
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#?-A INPUT -p udp --sport 68 -j ACCEPT
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#?-A INPUT -p udp --sport 67 -j ACCEPT
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-A INPUT -i wlan4 -p udp --sport 137 -j DROP
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-A INPUT -i wlan4 -p udp --sport 138 -j DROP
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-A INPUT -i wlan4 -p udp --sport 139 -j DROP
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### this is required for outgoing pings
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-A INPUT -i virbr1 -p icmp -j LOG --log-prefix "iptables_icmp_ACCEPT-i: " --log-uid
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-A INPUT -i virbr1 -p icmp -j ACCEPT
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#D#-A INPUT -i virbr1 -p tcp --sport 22 -j LOG --log-uid --log-prefix "iptables_22_ACCEPT-i: "
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-A INPUT -i virbr1 -p tcp --sport 22 -j ACCEPT
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#D#-A INPUT -i virbr1 -p tcp --sport 9128 -j LOG --log-uid --log-prefix "iptables_9128_ACCEPT-i: "
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-A INPUT -i virbr1 -p tcp --sport 9128 -j ACCEPT
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#D#-A INPUT -i virbr1 -p tcp --sport 9050 -j LOG --log-uid --log-prefix "iptables_9050_ACCEPT-i: "
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-A INPUT -i virbr1 -p tcp --sport 9050 -j ACCEPT
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#D#-A INPUT -i virbr1 -p tcp --sport 7001 -j LOG --log-uid --log-prefix "iptables_7001_ACCEPT-i: "
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-A INPUT -i virbr1 -p tcp --sport 7001 -j ACCEPT
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#D#-A INPUT -i virbr1 -p udp --sport 9053 -j LOG --log-uid --log-prefix "iptables_9053_ACCEPT-i: "
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-A INPUT -i virbr1 -p udp --sport 9053 -j ACCEPT
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#D#-A INPUT -j LOG --log-prefix "IPTABLES_filter_DROP-i: " --log-uid
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#D#-A INPUT -j DROP
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-A INPUT -j LIBVIRT_INP
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-A FORWARD -j LIBVIRT_FWX
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-A FORWARD -j LIBVIRT_FWI
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-A FORWARD -j LIBVIRT_FWO
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-A OUTPUT -o lo -j ACCEPT
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-A OUTPUT -m state --state ESTABLISHED -j ACCEPT
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#D#-A OUTPUT -o wlan4 -p icmp -j LOG --log-prefix "iptables_icmp_ACCEPT-o: " --log-uid
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-A OUTPUT -o wlan4 -p icmp -j ACCEPT
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#?-A OUTPUT -d 10.16.238.81/24 -j ACCEPT
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#?-A OUTPUT -d 10.152.152.0/24 -j ACCEPT
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#?-A OUTPUT -d 10.0.2.0/24 -j ACCEPT
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# The ntp user is allowed to connect to services listening on the ntp port...
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# If root runs ntpdate manually you will see requests to port 53 UID=0
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#D#-A OUTPUT -o wlan4 -m owner --gid-owner 226 -p udp --dport 123 -j LOG --log-uid --log-prefix "iptables_123_ACCEPT-o: "
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-A OUTPUT -o wlan4 -m owner --gid-owner 226 -p udp --dport 123 -j ACCEPT
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#D#-A OUTPUT -o wlan4 -m owner --uid-owner 0 -p udp --dport 123 -j LOG --log-uid --log-prefix "iptables_123_ACCEPT-o: "
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-A OUTPUT -o wlan4 -m owner --uid-owner 0 -p udp --dport 123 -j ACCEPT
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# ssh - specifically forbid ssh out the wlan
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-A OUTPUT -o wlan4 -p tcp --dport 22 -j LOG --log-uid --log-prefix "IPTABLES_ssh_REJECT-o: "
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-A OUTPUT -o wlan4 -p tcp --dport 22 -j REJECT --reject-with icmp-port-unreachable
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-A OUTPUT -o wlan4 -m owner --gid-owner 1 -j ACCEPT
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# necessary and sufficient
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-A OUTPUT -o wlan4 -m owner --gid-owner 216 -j ACCEPT
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#D#-A OUTPUT -o virbr1 -p icmp -j LOG --log-prefix "iptables_icmp_ACCEPT-o: " --log-uid
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-A OUTPUT -o virbr1 -p icmp -j ACCEPT
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#D#-A OUTPUT -o virbr1 -p tcp --dport 22 -j LOG --log-uid --log-prefix "iptables_22_ACCEPT-o: "
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-A OUTPUT -o virbr1 -p tcp --dport 22 -j ACCEPT
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#D#-A OUTPUT -o virbr1 -p tcp --dport 9128 -j LOG --log-uid --log-prefix "iptables_9128_ACCEPT-o: "
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-A OUTPUT -o virbr1 -p tcp --dport 9128 -j ACCEPT
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#D#-A OUTPUT -o virbr1 -p tcp --dport 9050 -j LOG --log-uid --log-prefix "iptables_9050_ACCEPT-o: "
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-A OUTPUT -o virbr1 -p tcp --dport 9050 -j ACCEPT
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#D#-A OUTPUT -o virbr1 -p tcp --dport 7001 -j LOG --log-uid --log-prefix "iptables_7001_ACCEPT-o: "
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-A OUTPUT -o virbr1 -p tcp --dport 7001 -j ACCEPT
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#D#-A OUTPUT -o virbr1 -p udp --dport 9053 -j LOG --log-uid --log-prefix "iptables_9053_ACCEPT-o: "
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-A OUTPUT -o virbr1 -p udp --dport 9053 -j ACCEPT
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#??-A OUTPUT -p udp -m udp --sport 68 --dport 67 -j RETURN
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#?-A OUTPUT -p udp -m udp --sport 68 --dport 67 -j ACCEPT
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-A OUTPUT -j LIBVIRT_OUT
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-A LIBVIRT_FWI -o virbr1 -j LOG --log-uid --log-prefix "IPTABLES_FWI_REJECT-o: "
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-A LIBVIRT_FWI -o virbr2 -j REJECT --reject-with icmp-port-unreachable
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-A LIBVIRT_FWI -d 10.0.2.0/24 -o virbr1 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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-A LIBVIRT_FWI -o virbr1 -j LOG --log-uid --log-prefix "IPTABLES_FWI_REJECT-o: "
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-A LIBVIRT_FWI -o virbr1 -j REJECT --reject-with icmp-port-unreachable
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-A LIBVIRT_FWO -i virbr2 -j LOG --log-uid --log-prefix "IPTABLES_FWO_REJECT-i: "
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-A LIBVIRT_FWO -i virbr2 -j REJECT --reject-with icmp-port-unreachable
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-A LIBVIRT_FWO -s 10.0.2.0/24 -i virbr1 -j ACCEPT
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-A LIBVIRT_FWO -i virbr1 -j LOG --log-uid --log-prefix "IPTABLES_FWO_REJECT-i: "
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-A LIBVIRT_FWO -i virbr1 -j REJECT --reject-with icmp-port-unreachable
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-A LIBVIRT_FWX -i virbr2 -o virbr2 -j ACCEPT
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-A LIBVIRT_FWX -i virbr1 -o virbr1 -j ACCEPT
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# FixMe: sic this is what libvirt did -i --dport
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# FixMe: I will disable them as I dont think theyre needed or wanted
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#no -A LIBVIRT_INP -i virbr2 -p udp --dport 53 -j ACCEPT
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#no -A LIBVIRT_INP -i virbr2 -p tcp --dport 53 -j ACCEPT
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#no -A LIBVIRT_INP -i virbr2 -p udp --dport 67 -j ACCEPT
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#no -A LIBVIRT_INP -i virbr2 -p tcp --dport 67 -j ACCEPT
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#no
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#no # FixMe:sic this is what libvirt did -i --dport
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#no -A LIBVIRT_INP -i virbr1 -p udp --dport 53 -j ACCEPT
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#no -A LIBVIRT_INP -i virbr1 -p tcp --dport 53 -j ACCEPT
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#no -A LIBVIRT_INP -i virbr1 -p udp --dport 67 -j ACCEPT
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#no -A LIBVIRT_INP -i virbr1 -p tcp --dport 67 -j ACCEPT
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#no
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#no -A LIBVIRT_OUT -o virbr2 -p udp --dport 53 -j ACCEPT
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#no -A LIBVIRT_OUT -o virbr2 -p tcp --dport 53 -j ACCEPT
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#no -A LIBVIRT_OUT -o virbr2 -p udp --dport 68 -j ACCEPT
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#no -A LIBVIRT_OUT -o virbr2 -p tcp --dport 68 -j ACCEPT
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#no
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#no -A LIBVIRT_OUT -o virbr1 -p udp --dport 53 -j ACCEPT
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#no -A LIBVIRT_OUT -o virbr1 -p tcp --dport 53 -j ACCEPT
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#no -A LIBVIRT_OUT -o virbr1 -p udp --dport 68 -j ACCEPT
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#no -A LIBVIRT_OUT -o virbr1 -p tcp --dport 68 -j ACCEPT
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-A OUTPUT -j LOG --log-uid --log-prefix "IPTABLES_filter_DROP-o: "
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#D#-A OUTPUT -j DROP
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COMMIT
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# Generated Mon 23 Nov 2020 10:02:17 PM UTC
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# Whonix firewall for wlan=wlan4 IP=10.16.238.81 NET=10.16.238.81/24 LIBVIRT_FW=1
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